Misc nits and work in progress.

5 files changed, 28 insertions, 4 deletions

diff --git a/elisp/geiser-debug.el b/elisp/geiser-debug.el
index 35b81ca..dbebc35 100644
--- a/elisp/geiser-debug.el
+++ b/elisp/geiser-debug.el
@@ -98,7 +98,7 @@
          (ret (geiser-eval--send/wait code))
          (err (geiser-eval--retort-error ret)))
     (when and-go
-      (switch-to-guile)
+      (switch-to-geiser)
       (push-mark)
       (goto-char (point-max)))
     (if (not err)
diff --git a/elisp/geiser-impl.el b/elisp/geiser-impl.el
index cdda479..312ace9 100644
--- a/elisp/geiser-impl.el
+++ b/elisp/geiser-impl.el
@@ -167,6 +167,9 @@
   (or (geiser-impl--call-if-bound impl "prompt-regexp")
       (geiser-impl--value impl "prompt-regexp")))
 
+(defsubst geiser-impl--startup (impl)
+  (geiser-impl--call-if-bound impl "startup"))
+
 
 ;;; Access to implementation guessing function:
 
diff --git a/elisp/geiser-larceny.el b/elisp/geiser-larceny.el
index f010cfb..7cc3816 100644
--- a/elisp/geiser-larceny.el
+++ b/elisp/geiser-larceny.el
@@ -24,6 +24,7 @@
 
 ;;; Code:
 
+(require 'geiser-eval)
 (require 'geiser-impl)
 (require 'geiser-syntax)
 (require 'geiser-custom)
@@ -44,15 +45,27 @@
   :type 'string
   :group 'geiser-larceny)
 
+(defcustom geiser-larceny-mode 'err5rs
+  "Mode to use when starting the Larceny REPL."
+  :type '(choice (const :tag "ERR5RS" err5rs)
+                 (const :tag "R5RS" 'r5rs))
+  :group 'geiser-larceny)
+
 
 ;;; REPL support:
 
 (defun geiser-larceny-parameters ()
   "Return a list with all parameters needed to start Larceny."
-  `("-err5rs" "-path" ,(expand-file-name "larceny/" geiser-scheme-dir)))
+  `(,(if (eq 'r5rs geiser-larceny-mode) "-r5rs" "-err5rs")
+    "-path" ,(expand-file-name "larceny/" geiser-scheme-dir)))
 
 (defconst geiser-larceny-prompt-regexp "^\\(debug\\)?> ")
 
+(defun geiser-larceny--startup ()
+  (when (eq 'err5rs geiser-larceny-mode)
+    (geiser-eval--send/wait '(import (rnrs))))
+  (geiser-eval--send/wait '(require (geiser))))
+
 (defun switch-to-larceny (&optional ask)
   (interactive "P")
   (switch-to-geiser ask 'larceny))
@@ -92,7 +105,7 @@ If MODULE is provided, transform it to such a datum."
 
 (defun geiser-larceny-guess ()
   "Return `t' if the current buffer looks like a Larceny file."
-  (and (geiser-larceny-get-module) t))
+  (listp (geiser-larceny-get-module)) t)
 
 
 ;;; Register this implementation:
diff --git a/elisp/geiser-repl.el b/elisp/geiser-repl.el
index d0eddd5..2ea3b33 100644
--- a/elisp/geiser-repl.el
+++ b/elisp/geiser-repl.el
@@ -131,6 +131,7 @@ implementation name gets appended to it."
     (geiser-repl--history-setup)
     (geiser-con--setup-connection (current-buffer) prompt-rx)
     (add-to-list 'geiser-repl--repls (current-buffer))
+    (geiser-impl--startup impl)
     (geiser-repl--set-this-buffer-repl (current-buffer))))
 
 (defun geiser-repl--process ()
diff --git a/elisp/geiser.el b/elisp/geiser.el
index 4c1a16e..6559b95 100644
--- a/elisp/geiser.el
+++ b/elisp/geiser.el
@@ -72,7 +72,14 @@
 (mapc (lambda (group)
         (custom-add-load group (symbol-name group))
         (custom-add-load 'geiser (symbol-name group)))
-      '(geiser geiser-repl geiser-autodoc geiser-doc geiser-faces geiser-mode))
+      '(geiser
+        geiser-repl
+        geiser-autodoc
+        geiser-doc
+        geiser-faces
+        geiser-mode
+        geiser-guile
+        geiser-larceny))
 
 
 ;;; Scheme mode setup: